Cylinder cover



FIG. 1 is a front elevational view of the cylinder cover showing my new design;

FIG. 2 is a rear elevational view of the cylinder cover thereof;

FIG. 3 is a left-side elevational view of the cylinder cover thereof;

FIG. 4 is right side elevational view of the cylinder cover thereof;

FIG. 5 is a top plan view of the cylinder cover thereof; and,

FIG. 6 is a bottom plan view of the cylinder cover thereof. 

I claim, the ornamental design for the cylinder cover, as shown and described. 